The angle that the vector A vector=2icap+3jcap makes with y axis
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= 2i + 3j
let angle form by Vector A = ∅
then ,
cos∅ = ( 2i + 3j )( 0 + j)/√(2² +3²)
= 3/√13
∅ = cos^-1(3/√13 )
let angle form by Vector A = ∅
then ,
cos∅ = ( 2i + 3j )( 0 + j)/√(2² +3²)
= 3/√13
∅ = cos^-1(3/√13 )
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